<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/homeone' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片区域 -->
    <el-card class="box-card">
      <!-- 搜索与添加区域 -->

      <el-row :gutter="20">
        <el-col :span="7">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserList"
            ></el-button> </el-input></el-col
        >'
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
      </el-row>

      <!-- 用户列表区 -->
      <el-table :data="userlist" border stripe>
        <el-table-column
          type="index"
          label="序号"
          width="80px"
        ></el-table-column>
        <el-table-column prop="username" label="姓名"> </el-table-column>
        <el-table-column prop="email" label="邮箱"> </el-table-column>
        <el-table-column prop="mobile" label="电话"> </el-table-column>
        <el-table-column prop="role_name" label="角色"> </el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <!-- {{ scope.row }} -->
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChanged(scope.row)"
            ></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-tooltip
              class="item"
              effect="dark"
              content="修改用户"
              placement="top"
            >
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 删除按钮 -->
            <el-tooltip
              class="item"
              effect="dark"
              content="删除信息"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeUsersById(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 分配角色按钮 -->
            <el-tooltip
              class="item"
              effect="dark"
              content="分配角色"
              placement="top"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 底部分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>

    <!-- 添加用户的对话框 -->
    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%">
      <!-- 内容主体区 -->
      <!-- 1. -->
      <el-form
        :model="addFrom"
        :rules="addFromRules"
        ref="addFromRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addFrom.username"></el-input>
        </el-form-item>
      </el-form>
      <!-- 2. -->
      <el-form
        :model="addFrom"
        :rules="addFromRules"
        ref="addFromRef"
        label-width="70px"
      >
        <el-form-item label="密码" prop="password">
          <el-input v-model="addFrom.password"></el-input>
        </el-form-item>
      </el-form>
      <!-- 3. -->
      <el-form
        :model="addFrom"
        :rules="addFromRules"
        ref="addFromRef"
        label-width="70px"
      >
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addFrom.email"></el-input>
        </el-form-item>
      </el-form>
      <!-- 4. -->
      <el-form
        :model="addFrom"
        :rules="addFromRules"
        ref="addFromRef"
        label-width="70px"
      >
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addFrom.mobile"></el-input>
        </el-form-item>
      </el-form>

      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改用户的对话框 -->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editClosed"
    >
      <el-form
        :model="editFrom"
        :rules="editFromRules"
        ref="editFromRef"
        label-width="70px"
      >
        <el-form-item label="用户名">
          <el-input v-model="editFrom.username"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editFrom.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editFrom.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    // 验证邮箱规则
    var checkEmail = (rule, value, cb) => {
      const regEmail =
        /^[A-Za-z0-9\u4e00-\u9fa5]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/

      if (regEmail.test(value)) {
        // 邮箱合法
        return cb()
      } else {
        cb(new Error('请输入合法的邮箱'))
      }
    }
    // 验证手机号规则
    var checkMobile = (rule, value, cb) => {
      const regMoblie =
        /^(13[0-9]|14[01456879]|15[0-35-9]|16[2567]|17[0-8]|18[0-9]|19[0-35-9])\d{8}$/
      if (regMoblie.test(value)) {
        // 手机号合法
        return cb()
      } else {
        cb(new Error('请输入合法的手机号'))
      }
    }

    return {
      // 获取用户列表的参数对象
      queryInfo: {
        query: '',
        // 当前的页数
        pagenum: 1,
        // 当前每页显示多少条数据
        pagesize: 2,
      },
      userlist: [],
      total: 0,

      // 控制添加用户对话框的显示与隐藏
      
      addDialogVisible: false,

      //添加 用户的表单数据
      addFrom: {
        username: '',
        password: '',
        email: '',
        mobile: '',
      },
      // 添加表单的验证规则对象
      addFromRules: {
        username: [
          {
            required: true,
            message: '请输入用户名',
            trigger: 'blur',
          },
          {
            min: 3,
            max: 5,
            message: '长度在 3 到 5 个字符',
            trigger: 'blur',
          },
        ],
        password: [
          {
            required: true,
            message: '请输入密码',
            trigger: 'blur',
          },
          {
            min: 6,
            max: 15,
            message: '长度在 6 到 15 个字符',
            trigger: 'blur',
          },
        ],
        email: [
          {
            required: true,
            message: '请输入邮箱',
            trigger: 'blur',
          },
          { validator: checkEmail, trigger: 'blur' },
        ],

        mobile: [
          {
            required: true,
            message: '请输入手机号',
            trigger: 'blur',
          },

          { validator: checkMobile, trigger: 'blur' },
        ],
      },
      // 控制修改用户对话框的显示与隐藏
      editDialogVisible: false,
      // 查询到用户的信息对象
      editFrom: {},
      // 修改表单的验证规则对象
      editFromRules: {
        email: [
          {
            required: true,
            message: '请输入邮箱',
            trigger: 'blur',
          },
          { validator: checkEmail, trigger: 'blur' },
        ],

        mobile: [
          {
            required: true,
            message: '请输入手机号',
            trigger: 'blur',
          },

          { validator: checkMobile, trigger: 'blur' },
        ],
      },
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    // 获取用户条数
    async getUserList() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo,
      })
      if (res.meta.status != 200) {
        return this.$message.error('获取用户列表失败！')
      } else {
        this.userlist = res.data.users
        this.total = res.data.total
      }
      console.log(res)
    },
    // 监听 pagesize 改变的事件
    handleSizeChange(newSize) {
      console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    // 监听页码值改变的事件
    handleCurrentChange(newPage) {
      console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    //监听 switch 开关状态的改变
    async userStateChanged(userinfo) {
      console.log(userinfo)
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      if (res.meta.status != 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$$message.error('更新数据失败！')
      } else {
        this.$message.success('更新用户数据成功！')
      }
    },
    //点击按钮，添加新用户
    addUser() {
      this.$refs.addFromRef.validate(async (valid) => {
        // console.log(valid)
        if (!valid) return
        // 可以发起添加用户的网络请求
        const { data: res } = await this.$http.post('users', this.addFrom)
        if (res.meta.status != 201) {
          this.$message.error('添加用户失败')
        } else {
          this.$message.success('添加用户成功')
          //隐藏用户的对话框
          this.addDialogVisible = false
          // 重新获取用户的列表数据
          this.getUserList()
        }
      })
    },
    // 展示编辑用户的对话框
    async showDialog(id) {
      // console.log(id)
      const { data: res } = await this.$http.get('users/' + id)

      if (res.meta.status !== 200) {
        return this.$message.error('查询用户失败！')
      } else {
        this.editFrom = res.data
        this.editDialogVisible = true
      }
    },
    // 监听修改用户对话框的关闭事件
    editClosed() {
      this.$refs.editFromRef.resetFields()
    },
    // 修改用户信息并提交
    editUserInfo() {
      this.$refs.editFromRef.validate(async (valid) => {
        console.log(valid)
        if (!valid) return
        // 发起修改用户信息的数据请求
        const { data: res } = await this.$http.put(
          'users/' + this.editFrom.id,
          {
            email: this.editFrom.email,
            mobile: this.editFrom.mobile,
          }
        )
        if (res.meta.status !== 200) {
          return this.$message.error('更新用户信息失败')
        } else {
          // 关闭对话框
          this.editDialogVisible = false
          // 刷新数据列表
          this.getUserList()
          // 提示修改成功
          this.$message.success('更新用户信息成功')
        }
      })
    },
    // 根据ID删除对应的用户信息
    async removeUsersById(id) {
      console.log(id)
      // 弹窗询问用户是否删除
      const confirmResult = await this.$confirm(
        '此操作将删除该用户信息, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      ).catch((err) => err)
      // 如果用户确认删除，则返回值为字符串 confirm
      // 如果用户取消删除，则返回值为字符串 cancel
      // console.log(confirmResult)
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除')
      }
      // console.log('确认了删除')
      const { data: res } = await this.$http.delete('users/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('删除用户失败')
      } else {
        this.$message.success('用户删除成功')
        this.getUserList()
      }
    },
  },
}
</script>

<style></style>
